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Olenka [21]
3 years ago
10

It is 5 degrees outside and the temperature will drop 4 degrees each hour for the next 3 hours. What will the temperature be in

3 hours?
Mathematics
1 answer:
Softa [21]3 years ago
8 0

Answer:

  -7 degrees

Step-by-step explanation:

The temperature is predicted to be ...

  5 +3(-4) = 5 -12 = -7 . . . . degrees

__

To find the change, multiply the rate of change by the time period. To find the new temperature, add the change to the starting temperature.

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Which inequality is a true statement?
nordsb [41]

Answer It's A, B, C, and F. Or 1, 2, 3, 5

Step-by-step explanation:

To have a true Inequality there has to be a relation between the 2 sides, meaning there is a greater than or less that sign.

7 0
3 years ago
Can someone please help me?
Sever21 [200]

Answer:

B.

Step-by-step explanation:

The problem is saying 2/5 squared by -2 times -3 multiplied by itself 4 times.

2/5 multiplied by itself -2 times looks like this: -2/5 times -2/5.

-3 multiplied by itself 4 times looks like this: -3 times -3 times -3 times -3.

Put the two together and it looks like B.

4 0
4 years ago
How many solutions does 3 - 2x = 5 - x + 3 + 4x have?
vitfil [10]

Well let's see.

3-2x=5-x+3+4x \\3-2x=8+3x \\-5x=5 \\x=-1 \\

The equation has exactly one solution.

Hope this helps.

5 0
3 years ago
Can someone please help me with this​
vovangra [49]

Answer:

y = 5

z = 55

Step-by-step explanation:

90 - 35 = 55

z = 55

7y = 35

\frac{7y}{7} = \frac{35}{7}

y= 5

3 0
3 years ago
Decrease<br> M720.00 by 25%
netineya [11]

Answer:

540

Step-by-step explanation:

720 (100-25) to find the decimal to use (below 1.00 is decreasing)

720 (.75) = 540

8 0
3 years ago
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